Q: Is 3,219,660 a Composite Number?

Why is 3,219,660 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 3,219,660 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 45 60 62 90 93 124 155 180 186 279 310 372 465 558 577 620 930 1,116 1,154 1,395 1,731 1,860 2,308 2,790 2,885 3,462 5,193 5,580 5,770 6,924 8,655 10,386 11,540 17,310 17,887 20,772 25,965 34,620 35,774 51,930 53,661 71,548 89,435 103,860 107,322 160,983 178,870 214,644 268,305 321,966 357,740 536,610 643,932 804,915 1,073,220 1,609,830 and 3,219,660, with no remainder.

Since 3,219,660 cannot be divided by just 1 and 3,219,660, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).